Re: root hub lost power or was reset

From: Robert Hancock
Date: Wed Dec 02 2009 - 19:10:31 EST


On 12/02/2009 04:34 PM, Justin Mattock wrote:
I've been getting a 45 sec
pause when waking my machine up
on the first cycle using s2ram.
At first thought it was udev, but later
am not sure it is. With further looking
if I remove the isight_firmware module from the kernel
suspend wakes up the first cycle as it should.(I don't have
isight-firmware-tools installed, leading me to believe this might
be the issue with isight-firmware.ko.)

Now looking at dmesg I see:

[ 413.551845] uhci_hcd 0000:00:1d.0: PCI INT A -> GSI 23 (level, low) -> IRQ 23
[ 413.551855] uhci_hcd 0000:00:1d.0: setting latency timer to 64
[ 413.551887] usb usb2: root hub lost power or was reset

Is that unexpected? It seems reasonable to me..
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